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Create a separate aspect ratio option for '4:3 Preserved'

This commit is contained in:
ds22x 2022-02-14 13:44:49 +01:00
parent d7dc9acf2f
commit eb7ddae407
2 changed files with 11 additions and 1 deletions
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9
libretro/libretro.cpp
View File

@ -49,6 +49,8 @@ static int g_screen_gun_height = SNES_HEIGHT;
#define RETRO_GAME_TYPE_MULTI_CART 0x105 | 0x1000
#define SNES_4_3 4.0f / 3.0f
uint16 *screen_buffer = NULL;
char g_rom_dir[1024];
@ -144,6 +146,7 @@ enum overscan_mode {
};
enum aspect_mode {
ASPECT_RATIO_4_3,
ASPECT_RATIO_4_3_SCALED,
ASPECT_RATIO_1_1,
ASPECT_RATIO_NTSC,
ASPECT_RATIO_PAL,
@ -460,6 +463,8 @@ static void update_variables(void)
newval = ASPECT_RATIO_PAL;
else if (strcmp(var.value, "4:3") == 0)
newval = ASPECT_RATIO_4_3;
else if (strcmp(var.value, "4:3 scaled") == 0)
newval = ASPECT_RATIO_4_3_SCALED;
else if (strcmp(var.value, "uncorrected") == 0)
newval = ASPECT_RATIO_1_1;
@ -785,6 +790,10 @@ void retro_get_system_info(struct retro_system_info *info)
float get_aspect_ratio(unsigned width, unsigned height)
{
if (aspect_ratio_mode == ASPECT_RATIO_4_3)
{
return SNES_4_3;
}
else if (aspect_ratio_mode == ASPECT_RATIO_4_3_SCALED)
{
return (4.0f * (MAX_SNES_HEIGHT - height)) / (3.0f * (MAX_SNES_WIDTH - width));
}

1
libretro/libretro_core_options.h
View File

@ -72,6 +72,7 @@ struct retro_core_option_definition option_defs_us[] = {
"Choose the preferred content aspect ratio. This will only apply when RetroArch's aspect ratio is set to 'Core provided' in the Video settings.",
{
{ "4:3", NULL },
{ "4:3 scaled", "4:3 (Preserved)" },
{ "uncorrected", "Uncorrected" },
{ "auto", "Auto" },
{ "ntsc", "NTSC" },